Portion a vehicle taillight



FIG. 1 is a perspective view of the portion of a vehicle taillight;

FIG. 2 is a front view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a left side view thereof;

FIG. 5 is a right side view thereof;

FIG. 6 is a top side view thereof; and,

FIG. 7 is a bottom side view thereof.

The broken lines in the drawings are for illustrative purpose only and form no part of the claimed design. 

CLAIM The ornamental design for a portion of a vehicle taillight, as shown and described. 